Buku ini berisi panduan untuk guru mengajar tentang sains pada murid Sekolah Dasar
Buku Ini menceritakan tentang Pertanian dalam mencocokan tanam padi
buku ini berisi pedoman perencanaan
Third edition continues the general format and style of the earlier editions. It has been update and expanded, particularly in light of the computer accounting programs found on many farms, which have made possible more comprehensive accounting systems.